<head>
    <title>Netty WebSocket DEMO</title>
</head>
<body>
<script type="text/javascript"> var socket; if (!window.WebSocket) { window.WebSocket = window.MozWebSocket; }
if (window.WebSocket) { socket = new WebSocket("ws://localhost:8880/ws"); socket.onmessage = function(event)
{ var ta = document.getElementById('responseText'); ta.value = ta.value + '\n' + event.data };
socket.onopen = function(event) { var ta = document.getElementById('responseText'); ta.value = "连接开启!"; };
socket.onclose = function(event) { var ta = document.getElementById('responseText'); ta.value = ta.value + "连接被关闭"; }; }
else { alert("你的浏览器不支持！"); }
function send(message) { if (!window.WebSocket) { return; } if (socket.readyState == WebSocket.OPEN)
{ socket.send(message); } else { alert("连接没有开启."); } } </script>
<form onsubmit="return false;">
    <input type="text" name="message" value="Hello, World!"><input  type="button" value="发送消息"
                                                                    onclick="send(this.form.message.value)">
    <h3>输出：</h3>
    <textarea id="responseText" style="width: 500px; height: 300px;"></textarea>
    <input type="button" onclick="javascript:document.getElementById('responseText').value=''" value="清空">
</form>
</body>
</html>